{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "f5b8abf9fc3dacd7529d363e26fe8230935d65f8"
            },
            {
              "fixed": "0fb2adbdd5c03e8c9ebcdc48afd414b2724c85eb"
            },
            {
              "fixed": "d7900a43b0a314a645ca0a2adf45928dbc7001f4"
            },
            {
              "fixed": "9f81be2ab9d8e4744871bfb3e868ef413413829f"
            },
            {
              "fixed": "1ec54187e1aa40a4cfa2b265e9a311179f24b98d"
            },
            {
              "fixed": "1b1be322342a6b0085bf6ee52235e5ac9834ec25"
            },
            {
              "fixed": "e3f5e0f22cfc2371e7471c9fd5b4da78f9df7c69"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.18.0"
            },
            {
              "fixed": "6.1.167"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.130"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.78"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.19"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "6.19.9"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43457.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nmctp: i2c: fix skb memory leak in receive path\n\nWhen 'midev-\u003eallow_rx' is false, the newly allocated skb isn't consumed\nby netif_rx(), it needs to free the skb directly.",
  "id": "CVE-2026-43457",
  "modified": "2026-07-08T05:38:46.875113507Z",
  "published": "2026-05-08T14:22:20.725Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0fb2adbdd5c03e8c9ebcdc48afd414b2724c85eb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1b1be322342a6b0085bf6ee52235e5ac9834ec25"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1ec54187e1aa40a4cfa2b265e9a311179f24b98d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9f81be2ab9d8e4744871bfb3e868ef413413829f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d7900a43b0a314a645ca0a2adf45928dbc7001f4"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e3f5e0f22cfc2371e7471c9fd5b4da78f9df7c69"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43457.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-43457"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.5",
  "summary": "mctp: i2c: fix skb memory leak in receive path"
}